:root {
  --bg: #f1f5f9;
  --card: #ffffff;
  --ink: #0f172a;
  --muted: #64748b;
  --border: #e2e8f0;
  --primary: #1d4ed8;
  --primary-dark: #1e40af;
  --accent: #0ea5e9;
  --green: #16a34a;
  --red: #dc2626;
  --amber: #d97706;
  --radius: 10px;
  --shadow: 0 1px 3px rgba(15, 23, 42, 0.08), 0 4px 12px rgba(15, 23, 42, 0.06);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: "Segoe UI", system-ui, -apple-system, Arial, sans-serif;
  background: var(--bg);
  color: var(--ink);
  font-size: 15px;
  line-height: 1.5;
}

/* ---------- Top bar ---------- */
.topbar {
  background: linear-gradient(135deg, #0f172a 0%, #1e3a8a 100%);
  color: #fff;
  box-shadow: var(--shadow);
  position: sticky;
  top: 0;
  z-index: 50;
}
.topbar-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand-mark {
  width: 42px; height: 42px;
  background: var(--accent);
  color: #fff;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 14px; letter-spacing: 0.5px;
}
.brand-text h1 { font-size: 18px; font-weight: 700; }
.brand-text p { font-size: 12px; opacity: 0.75; }

.tabs { display: flex; gap: 4px; background: rgba(255,255,255,0.08); padding: 4px; border-radius: 10px; }
.tab {
  border: none; background: transparent; color: #cbd5e1;
  padding: 8px 16px; border-radius: 8px; cursor: pointer;
  font-size: 14px; font-weight: 600; transition: all 0.15s;
}
.tab:hover { color: #fff; }
.tab.active { background: #fff; color: #1e3a8a; }

/* ---------- Layout ---------- */
.container { max-width: 1100px; margin: 24px auto; padding: 0 20px; }
.tab-panel { display: none; }
.tab-panel.active { display: block; }

.panel-head {
  display: flex; align-items: flex-start; justify-content: space-between;
  flex-wrap: wrap; gap: 12px; margin-bottom: 18px;
}
.panel-head h2 { font-size: 22px; }
.muted { color: var(--muted); font-size: 13.5px; }

.date-nav { display: flex; gap: 6px; align-items: center; }
.date-input {
  padding: 8px 10px; border: 1px solid var(--border); border-radius: 8px;
  font-size: 14px; background: var(--card);
}

/* ---------- Buttons ---------- */
.btn {
  border: none; border-radius: 8px; padding: 9px 16px;
  font-size: 14px; font-weight: 600; cursor: pointer; transition: all 0.15s;
}
.btn.primary { background: var(--primary); color: #fff; }
.btn.primary:hover { background: var(--primary-dark); }
.btn.ghost { background: var(--card); color: var(--ink); border: 1px solid var(--border); }
.btn.ghost:hover { background: #f8fafc; }
.btn.danger { background: var(--red); color: #fff; }
.btn.danger:hover { background: #b91c1c; }
.btn:active { transform: translateY(1px); }

/* ---------- Cards ---------- */
.card, .card-list { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); }
.card-list { overflow: hidden; }
.card { padding: 18px; }

.att-row, .emp-row {
  display: grid; gap: 12px; padding: 14px 18px;
  border-bottom: 1px solid var(--border); align-items: center;
  background: var(--card);
}
.att-row:last-child, .emp-row:last-child { border-bottom: none; }

.att-row { grid-template-columns: 1fr 1fr 1fr auto; }
.att-emp .name { font-weight: 600; }
.att-emp .salary { font-size: 12.5px; color: var(--muted); }
.att-times { display: flex; gap: 8px; align-items: center; }
.att-times input[type="time"] {
  padding: 7px 8px; border: 1px solid var(--border); border-radius: 8px; font-size: 14px;
}
.hours-pill {
  background: #eff6ff; color: #1d4ed8; font-weight: 700;
  padding: 6px 12px; border-radius: 20px; font-size: 13px; white-space: nowrap;
  text-align: center;
}
.hours-pill.earned { background: #f0fdf4; color: var(--green); }

.status-badge {
  padding: 5px 12px; border-radius: 20px; font-size: 12.5px; font-weight: 700;
  border: none; cursor: pointer; transition: all 0.15s;
}
.status-badge.present { background: #dcfce7; color: var(--green); }
.status-badge.absent { background: #fee2e2; color: var(--red); }
.status-badge.leave { background: #fef3c7; color: var(--amber); }

/* ---------- Summary strip ---------- */
.summary-strip {
  margin-top: 16px; background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 14px 18px; display: flex;
  flex-wrap: wrap; gap: 24px; box-shadow: var(--shadow);
}
.summary-strip .stat b { display: block; font-size: 20px; }
.summary-strip .stat span { font-size: 12.5px; color: var(--muted); }

/* ---------- Employees ---------- */
.emp-row { grid-template-columns: 1fr auto auto; }
.emp-row .emp-main .name { font-weight: 600; }
.emp-row .emp-main .meta { font-size: 12.5px; color: var(--muted); }
.emp-salary { font-weight: 700; text-align: right; white-space: nowrap; }
.emp-actions { display: flex; gap: 6px; }
.icon-btn {
  background: #f1f5f9; border: 1px solid var(--border); border-radius: 8px;
  width: 34px; height: 34px; cursor: pointer; font-size: 15px; color: var(--ink);
  transition: all 0.15s;
}
.icon-btn:hover { background: #e2e8f0; }
.icon-btn.delete:hover { background: #fee2e2; color: var(--red); border-color: #fecaca; }

/* ---------- Forms ---------- */
.form-card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; margin-bottom: 16px; box-shadow: var(--shadow); }
.form-card h3 { margin-bottom: 14px; font-size: 16px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 16px; }
.field label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; }
.field input, .field select {
  width: 100%; padding: 9px 10px; border: 1px solid var(--border); border-radius: 8px; font-size: 14px;
}
.field input:focus, .field select:focus, .date-input:focus {
  outline: 2px solid #bfdbfe; border-color: var(--accent);
}
.form-actions { display: flex; gap: 8px; justify-content: flex-end; }
.danger-card { border-color: #fecaca; }
.danger-card h3 { color: var(--red); }
.danger-card .btn { margin-top: 10px; }

/* ---------- Empty state ---------- */
.empty-state {
  background: var(--card); border: 2px dashed var(--border); border-radius: var(--radius);
  padding: 40px; text-align: center; color: var(--muted);
}
.empty-state p { margin-bottom: 14px; }

/* ---------- Reports ---------- */
.report-cards {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 14px; margin-bottom: 18px;
}
.report-card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 16px 18px; box-shadow: var(--shadow);
}
.report-card .label { font-size: 12.5px; color: var(--muted); }
.report-card .value { font-size: 22px; font-weight: 800; margin-top: 4px; }
.report-card.highlight { background: linear-gradient(135deg, #1e3a8a, #1d4ed8); border: none; }
.report-card.highlight .label, .report-card.highlight .value { color: #fff; }

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { padding: 11px 14px; text-align: left; border-bottom: 1px solid var(--border); white-space: nowrap; }
th { background: #f8fafc; color: var(--muted); font-size: 12.5px; text-transform: uppercase; letter-spacing: 0.4px; }
td.num { text-align: right; font-variant-numeric: tabular-nums; }
th.num { text-align: right; }
tbody tr:hover { background: #f8fafc; }
.total-row td { font-weight: 700; background: #eff6ff; }
.badge { display: inline-block; padding: 3px 10px; border-radius: 14px; font-size: 12px; font-weight: 700; }
.badge.ok { background: #dcfce7; color: var(--green); }
.badge.leave { background: #fef3c7; color: var(--amber); }
.badge.bad { background: #fee2e2; color: var(--red); }

.report-actions { margin-top: 16px; display: flex; justify-content: flex-end; }

/* ---------- Toast ---------- */
.toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%);
  background: #0f172a; color: #fff; padding: 12px 22px; border-radius: 10px;
  font-size: 14px; font-weight: 600; box-shadow: 0 8px 24px rgba(0,0,0,0.25);
  z-index: 300; animation: fadeIn 0.2s ease;
}
.toast.error { background: var(--red); }
.hidden { display: none !important; }

@keyframes fadeIn { from { opacity: 0; transform: translate(-50%, 8px); } to { opacity: 1; transform: translate(-50%, 0); } }

/* ---------- Auth view ---------- */
.auth-wrap {
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #0f172a 0%, #1e3a8a 100%);
  padding: 20px;
}
.auth-card {
  background: var(--card); border-radius: 14px; box-shadow: 0 12px 40px rgba(0,0,0,0.25);
  padding: 32px; width: 100%; max-width: 420px;
}
.auth-brand { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; }
.auth-brand .brand-text h1 { font-size: 18px; color: var(--ink); }
.auth-brand .brand-text p { font-size: 12.5px; color: var(--muted); }
.auth-tabs {
  display: flex; gap: 4px; background: #f1f5f9; padding: 4px;
  border-radius: 10px; margin-bottom: 20px;
}
.auth-tab {
  flex: 1; border: none; background: transparent; color: var(--muted);
  padding: 9px; border-radius: 8px; cursor: pointer; font-size: 14px; font-weight: 600;
}
.auth-tab.active { background: var(--card); color: var(--primary); box-shadow: var(--shadow); }
.auth-error {
  margin-top: 14px; background: #fee2e2; color: var(--red);
  border-radius: 8px; padding: 10px 12px; font-size: 13.5px; font-weight: 600;
}

/* ---------- Google login ---------- */
.google-wrap { margin-bottom: 18px; }
.google-btn {
  display: flex; align-items: center; justify-content: center; gap: 10px;
  width: 100%; padding: 11px; background: #fff; color: #1f2937;
  border: 1px solid #d1d5db; border-radius: 8px;
  font-size: 14px; font-weight: 600; cursor: pointer; transition: all 0.15s;
}
.google-btn:hover { background: #f8fafc; border-color: #9ca3af; }
.google-icon { width: 18px; height: 18px; }
.divider {
  display: flex; align-items: center; gap: 12px;
  color: var(--muted); font-size: 12px; margin: 16px 0 4px;
}
.divider::before, .divider::after { content: ""; flex: 1; height: 1px; background: var(--border); }

.btn.full { width: 100%; margin-top: 6px; padding: 11px; }
.btn.ghost-light { background: rgba(255,255,255,0.12); color: #fff; border: 1px solid rgba(255,255,255,0.25); }
.btn.ghost-light:hover { background: rgba(255,255,255,0.22); }
.btn.big { padding: 14px 34px; font-size: 16px; border-radius: 12px; }
.btn.big:disabled { opacity: 0.45; cursor: not-allowed; }

.topbar-right { display: flex; align-items: center; gap: 12px; }
.user-chip { text-align: right; line-height: 1.25; }
.user-chip strong { display: block; font-size: 14px; }
.role-label {
  font-size: 11px; text-transform: uppercase; letter-spacing: 0.6px;
  background: rgba(255,255,255,0.15); padding: 2px 8px; border-radius: 10px;
}
.tabs-center { justify-content: center; }

/* ---------- Admin attendance row actions ---------- */
.att-actions { display: flex; align-items: center; gap: 8px; }
.status-select {
  padding: 7px 8px; border: 1px solid var(--border); border-radius: 8px;
  font-size: 13.5px; font-weight: 600; background: var(--card); cursor: pointer;
}

/* ---------- Employee clock card ---------- */
.clock-card {
  background: linear-gradient(135deg, #1e3a8a, #1d4ed8);
  border-radius: var(--radius); padding: 26px 22px; margin-bottom: 18px;
  box-shadow: var(--shadow); text-align: center; color: #fff;
}
.clock-status { font-size: 17px; font-weight: 600; margin-bottom: 18px; }
.clock-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

/* ---------- Today's task ---------- */
.task-card { margin-bottom: 18px; }
.task-card textarea {
  width: 100%; padding: 10px 12px; border: 1px solid var(--border); border-radius: 8px;
  font-size: 14px; font-family: inherit; resize: vertical; box-sizing: border-box;
}
.task-card textarea:focus { outline: 2px solid #bfdbfe; border-color: var(--accent); }
.task-actions { display: flex; align-items: center; justify-content: flex-end; gap: 10px; margin-top: 10px; }
.task-saved { color: var(--green); font-weight: 700; font-size: 13.5px; }
.att-task { font-size: 12.5px; color: var(--muted); margin-top: 3px; max-width: 320px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.task-cell { max-width: 260px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--muted); font-size: 13px; }

.card-title { font-size: 16px; margin-bottom: 12px; }

/* ---------- Correction requests ---------- */
.tab-badge {
  display: inline-block; background: var(--red); color: #fff;
  font-size: 11px; font-weight: 700; border-radius: 10px;
  padding: 1px 7px; margin-left: 2px; vertical-align: middle;
}
.request-list { border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.req-row {
  display: grid; grid-template-columns: 1fr auto auto; gap: 12px;
  padding: 14px 18px; border-bottom: 1px solid var(--border);
  align-items: center; background: var(--card);
}
.req-row:last-child { border-bottom: none; }
.req-row.pending { background: #fefbf3; }
.req-main .name { font-weight: 600; }
.req-main .meta { font-size: 12.5px; color: var(--muted); margin-top: 2px; }
.meta-note { font-size: 12.5px; color: var(--amber); margin-top: 2px; font-style: italic; }
.req-actions { display: flex; gap: 6px; }
.req-group { border-bottom: 1px solid var(--border); }
.req-group:last-child { border-bottom: none; }
.req-group-head {
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
  padding: 12px 18px; background: #f8fafc; border-bottom: 1px solid var(--border);
}
.req-group-head .name { flex: 1; }
.req-group .req-row { border-bottom: 1px dashed var(--border); }
.req-group .req-row:last-child { border-bottom: none; }

/* ---------- Date picker / chips ---------- */
.date-picker { display: flex; gap: 8px; }
.date-picker input { flex: 1; }
.date-list-head {
  display: grid; grid-template-columns: 1fr 88px 88px 24px; gap: 8px;
  font-size: 11px; font-weight: 700; color: var(--muted); text-transform: uppercase;
  letter-spacing: 0.04em; padding: 12px 4px 6px;
}
.date-chips { display: flex; flex-direction: column; gap: 6px; }
.date-chip-row {
  display: grid; grid-template-columns: 1fr 88px 88px 24px; gap: 8px;
  align-items: center; background: #eef2ff; border: 1px solid #c7d2fe;
  border-radius: 8px; padding: 6px 8px;
}
.chip-date { font-weight: 600; font-size: 13px; color: #3730a3; }
.chip-time {
  width: 100%; padding: 4px 6px; border: 1px solid #c7d2fe; border-radius: 6px;
  font-size: 13px; font-family: inherit; background: #fff;
}
.chip-x {
  border: none; background: #c7d2fe; color: #3730a3;
  width: 22px; height: 22px; border-radius: 50%; cursor: pointer;
  font-size: 14px; line-height: 1; display: inline-flex; align-items: center; justify-content: center;
}
.chip-x:hover { background: #a5b4fc; }

/* ---------- Modal ---------- */
.modal {
  position: fixed; inset: 0; background: rgba(15, 23, 42, 0.55);
  display: flex; align-items: center; justify-content: center;
  padding: 20px; z-index: 200;
}
.modal-box {
  background: var(--card); border-radius: 14px; box-shadow: 0 16px 48px rgba(0,0,0,0.3);
  padding: 24px; width: 100%; max-width: 440px;
}
.modal-box h3 { font-size: 17px; margin-bottom: 16px; }
.modal-box .field textarea {
  width: 100%; padding: 9px 10px; border: 1px solid var(--border); border-radius: 8px;
  font-size: 14px; font-family: inherit; resize: vertical;
}
.modal-box .field textarea:focus { outline: 2px solid #bfdbfe; border-color: var(--accent); }

@keyframes fadeIn { from { opacity: 0; transform: translate(-50%, 8px); } to { opacity: 1; transform: translate(-50%, 0); } }

@media (max-width: 760px) {
  .topbar-inner { flex-direction: column; align-items: stretch; }
  .topbar-right { justify-content: space-between; }
  .tabs { justify-content: center; }
  .att-row { grid-template-columns: 1fr; }
  .emp-row { grid-template-columns: 1fr auto; }
  .req-row { grid-template-columns: 1fr; align-items: start; }
  .form-grid { grid-template-columns: 1fr; }
  .att-times { flex-wrap: wrap; }
}